ATUC128L4U Atmel Corporation, ATUC128L4U Datasheet - Page 697

• Manufacturer Part Number: ATUC128L4U
• Manufacturer: Atmel Corporation

Specifications of ATUC128L4U

• Flash (kbytes): 128 Kbytes
• Pin Count: 48
• Max. Operating Frequency: 50 MHz
• Cpu: 32-bit AVR
• # Of Touch Channels: 17
• Hardware Qtouch Acquisition: Yes
• Max I/o Pins: 36
• Ext Interrupts: 36
• Usb Transceiver: 1
• Usb Speed: Full Speed
• Usb Interface: Device
• Spi: 1
• Twi (i2c): 2
• Uart: 4
• Lin: 4
• Ssc: 1
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 8
• Adc Resolution (bits): 12
• Adc Speed (ksps): 460
• Analog Comparators: 8
• Resistive Touch Screen: No
• Temp. Sensor: Yes
• Crypto Engine: No
• Sram (kbytes): 16
• Self Program Memory: YES
• Dram Memory: No
• Nand Interface: No
• Picopower: Yes
• Temp. Range (deg C): -40 to 85
• I/o Supply Class: 1.62 to 3.6
• Operating Voltage (vcc): 1.62 to 3.6
• Fpu: No
• Mpu / Mmu: Yes / No
• Timers: 6
• Output Compare Channels: 18
• Input Capture Channels: 12
• Pwm Channels: 35
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: Yes

28.7.1
Name:
Access Type:
Offset:
Reset Value:
• FS: Sampling Frequency
Table 28-3.
32142A–12/2011
CR.FS
0
1
2
3
4
5
6
7
8
Other
SWRST
31
23
15
7
-
-
-
Control Register
Generic Clock Requirements
Description
8000Hz sampling frequency
11025Hz sampling frequency
12000Hz sampling frequency
16000Hz sampling frequency
22050Hz sampling frequency
24000Hz sampling frequency
32000Hz sampling frequency
44100Hz sampling frequency
48000Hz sampling frequency
Reserved
30
22
14
CR
Read/Write
0x00
0x00000000
6
-
-
-
-
Must be set to the matching data sampling frequency, see
Note:
Notes:
1. The actual clock requirement are 11.9952MHz, 23.9904MHz, and 47.9808MHz, but this is
1.
MONO
29
21
13
5
-
-
-
very close to the suggested clock frequencies, and will only result in a very small frequency
shift. This need to be accounted for during testing if comparing to a reference signal.
CMOC
28
20
12
4
-
-
-
ALTUPR
27
19
11
3
-
-
GCLK (CR.ALTUPR=1)
8.0MHz
12.0MHz
12.0MHz
16.0MHz
24.0MHz
24.0MHz
32.0MHz
48.0MHz
48.0MHz
-
Table 28-3
ATUC64/128/256L3/4U
(1)
(1)
(1)
26
18
10
2
-
-
.
FS
DATAFORMAT
SWAP
GCLK (CR.ALTUPR=0)
8.1920MHz
11.2896MHz
12.2880MHz
16.3840MHz
22.5792MHz
24.5760MHz
32.7680MHz
45.1584MHz
49.1520MHz
-
25
17
9
1
-
EN
24
16
8
0
-
697